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unknown - Public Domain
Archives Olivier Baroin - CC BY-SA 3.0
unknown photographer - Public Domain
Unknown (National Photo Company) - Public Domain
Bill Blankenship <mailto:william.blankenship@cjonline.com>, used by permission - CC BY 3.0
"The Railway World" magazine. - Public Domain
Adolphe Déchenaud (1868-1929) - Public Domain
author - Public Domain
''Sunday Times'' (Sydney, NSW : 1895 - 1930) Sunday 1 April 1923 p. 17 Article Illustrated - CC0 1.0
Brianmcmillen - CC BY-SA 3.0
Koen Suyk / Anefo - CC BY-SA 3.0
Giulia Forsythe - CC BY-SA 2.0
Unknown military photographer - Public Domain
William Curtis Taylor Portrait Photographs, c. 1876 - Public Domain
Image from Wikimedia Commons
Smith, Lowell H., 1892-1945
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unknown - Public Domain
Malmberg, Bertil, 1889-1958
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Carpenter, Philo, 1805-1886
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Archives Olivier Baroin - CC BY-SA 3.0
Belperron, Suzanne, 1900-1983
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unknown photographer - Public Domain
Quimby, Fred, 1886-1965
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Zocchi, Giuseppe, 1711-1767
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unknown - Public Domain
Rothschild, Nathaniel de
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Unknown (National Photo Company) - Public Domain
Maxim, Hudson, 1853-1927
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Bill Blankenship <mailto:william.blankenship@cjonline.com>, used by permission - CC BY 3.0
Mechem, Kirke
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Struthers, Sally
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Kramers, Hendrik Anthony, 1894-1952
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"The Railway World" magazine. - Public Domain
Post, George A. (George Adams), 1854-1925
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Gray, Gordon, 1909-1982
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Adolphe Déchenaud (1868-1929) - Public Domain
Laloux, Victor-Alexandre-Frédéric, 1850-1937
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Wast, Hugo, 1883-1962
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Forsyth, William, 1737-1804
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Sutton, Ward
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author - Public Domain
Ripley, James W. (James Wolfe), 1794-1870
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Gardner, Isabella Stewart, 1840-1924
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Reyes, Silvestre, 1944-
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''Sunday Times'' (Sydney, NSW : 1895 - 1930) Sunday 1 April 1923 p. 17 Article Illustrated - CC0 1.0
Thompson, Lotus, 1906-1963
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Hamilton, Brutus, 1900-1970
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Dubois, Marie, 1937-....
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Brianmcmillen - CC BY-SA 3.0
Priester, Julian
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Koen Suyk / Anefo - CC BY-SA 3.0
Piccard, Jacques
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Giulia Forsythe - CC BY-SA 2.0
Hay, Elizabeth, 1951-
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Unknown military photographer - Public Domain
Anderson, Walter Stratton, 1881-
Image from Wikimedia Commons
William Curtis Taylor Portrait Photographs, c. 1876 - Public Domain
Dougherty, Daniel, 1826-1892
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Stark, Jen 1983-
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Papenfuss-Gorek, Bert, 1956-....